*SUPPORT*
IN: fep OUT: PURPLE
IN: lug zup wif zup gazzer lug OUT: BLUE YELLOW YELLOW BLUE BLUE
IN: zup gazzer blicket tufa OUT: YELLOW RED RED YELLOW RED RED
IN: zup gazzer blicket OUT: YELLOW RED RED
IN: lug zup tufa OUT: BLUE YELLOW BLUE YELLOW
IN: zup blicket gazzer lug OUT: YELLOW RED BLUE BLUE
IN: fep tufa tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug gazzer fep OUT: BLUE PURPLE PURPLE
IN: fep gazzer zup OUT: PURPLE YELLOW YELLOW
IN: zup OUT: YELLOW
IN: zup tufa OUT: YELLOW YELLOW
IN: fep wif fep OUT: PURPLE PURPLE
IN: zup blicket tufa OUT: YELLOW RED YELLOW RED
IN: blicket gazzer zup gazzer fep OUT: RED YELLOW YELLOW PURPLE PURPLE

*QUERY*
IN: zup tufa tufa OUT: YELLOW YELLOW YELLOW YELLOW
IN: blicket gazzer blicket OUT: RED RED RED
IN: lug OUT: BLUE
IN: lug tufa OUT: BLUE BLUE
IN: blicket lug tufa gazzer lug OUT: RED BLUE RED BLUE BLUE BLUE
IN: zup wif blicket OUT: YELLOW RED
IN: zup gazzer zup OUT: YELLOW YELLOW YELLOW
IN: blicket OUT: RED
IN: fep fep gazzer zup OUT: PURPLE PURPLE YELLOW YELLOW
IN: blicket tufa OUT: RED RED

*GRAMMAR*
fep -> PURPLE 
 blicket -> RED 
 zup -> YELLOW 
 lug -> BLUE 
 x1 wif x2 -> [x1] [x2] 
 x1 gazzer u1 -> [x1] [u1] [u1] 
 x1 tufa -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 